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double negation

theorem
Intangible theorem Q5300067
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double negation

Summary

double negation is a theorem[1]. It has Wikipedia articles in 7 language editions, a strong signal of global cultural recognition.[2]

Key Facts

  • double negation's instance of is recorded as theorem[3].
  • double negation's Commons category is recorded as Double negation[4].
  • double negation comprises double negative elimination[5].
  • double negation's Stack Exchange tag is recorded as https://proofassistants.stackexchange.com/tags/double-negation[6].
  • double negation's TeX string is recorded as \lnot\lnot[7].
  • double negation's maintained by WikiProject is recorded as WikiProject Mathematics[8].

Body

Definition and Type

double negation's instance of is recorded as theorem[3].

Use and Application

double negation comprises double negative elimination[5].

Why It Matters

double negation has Wikipedia articles in 7 language editions, a strong signal of global cultural recognition.[2] It is known by 8 alternative names across languages and contexts.[9]

References

Programmatic citations — every numbered marker resolves to a verifiable graph row below.

Direct Wikidata claims

  1. [3] ↑ . wikidata.org.
  2. [4] ↑ . wikidata.org.
  3. [5] ↑ . wikidata.org.
  4. [6] ↑ . wikidata.org.
  5. [7] ↑ . wikidata.org.
  6. [8] ↑ . wikidata.org.

Class ancestry

  1. [1] ↑ . Wikidata. wikidata.org.

Aggregate / graph-position facts

  1. [2] ↑ . Wikidata sitelinks. wikidata.org.
  2. [9] ↑ . Wikidata aliases. wikidata.org.

📑 Cite this page

Use these citations when quoting this entity in research, articles, AI prompts, or wherever provenance matters. We aggregate Wikidata + Wikipedia + authoritative open-data sources; the stitched, scored, cross-referenced view is what 4ort.xyz contributes.

APA 4ort.xyz Knowledge Graph. (2026). double negation. Retrieved May 3, 2026, from https://4ort.xyz/entity/double-negation
MLA “double negation.” 4ort.xyz Knowledge Graph, 4ort.xyz, 3 May. 2026, https://4ort.xyz/entity/double-negation.
BibTeX @misc{4ortxyz_double-negation_2026, author = {{4ort.xyz Knowledge Graph}}, title = {{double negation}}, year = {2026}, url = {https://4ort.xyz/entity/double-negation}, note = {Accessed: 2026-05-03}}
LLM prompt According to 4ort.xyz Knowledge Graph (aggregator of Wikidata, Wikipedia, and authoritative open-data sources): double negation — https://4ort.xyz/entity/double-negation (retrieved 2026-05-03)

Canonical URL: https://4ort.xyz/entity/double-negation · Last refreshed:

Edit History

Rolling log of changes to this entity's Wikidata record. Values shown reflect the current state of each edited property — follow the history link to see the precise diff for any edit.

  1. 3d ago · Oscgramcam · 2026-07-02 view diff on Wikidata ↗
    Aliases → —
    Instance of → theorem
    Great norwegian encyclopedia id → dobbel_nektelse
    Has part(s) → double negative elimination
    + 3 other properties edited (see Wikidata diff for full list)
    "/* wbsetclaim-create:2||1 */ [[Property:P4342]]: dobbel_nektelse"
Live feed via Wikidata EventStreams. New edits appear within minutes of being made on Wikidata.